<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script crossorigin="anonymous" src='https://cdn.bootcss.com/jquery/3.5.0/jquery.min.js'></script>
    <script src="https://cdn.bootcdn.net/ajax/libs/axios/0.21.1/axios.min.js"></script>
    <style>
        
    </style>
</head>
<body>
    <script>
        //
        class App extends React.Component{
            render(){
            }
        }
        ReactDOM.render(<App />, document.querySelector("#root"))

        
    </script>
</body>
</html>